:root {
  --bg: #f3f3ef;
  --ink: #111;
  --muted: #555;
  --panel: #fff;
  --line: #111;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(0,0,0,0.05) 1px, transparent 1px),
    linear-gradient(rgba(0,0,0,0.05) 1px, transparent 1px),
    var(--bg);
  background-size: 12px 12px, 12px 12px, auto;
  color: var(--ink);
  font-family: "IBM Plex Sans", "Helvetica Neue", Helvetica, sans-serif;
  font-size: 12px;
  line-height: 1.35;
}

a { color: inherit; }
h1, h2 { margin: 0 0 10px; font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; }
p { margin: 0 0 10px; }
code { font-size: 11px; }

.shell { display: grid; grid-template-columns: 210px 1fr; min-height: 100vh; }
.sidebar {
  border-right: 2px solid var(--line);
  padding: 16px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { font-size: 24px; font-weight: 900; line-height: 0.9; margin-bottom: 12px; }
.nav { display: flex; flex-direction: column; gap: 6px; margin-top: 16px; }
.nav a, .button {
  display: inline-block;
  border: 2px solid var(--line);
  padding: 7px 9px;
  text-decoration: none;
  background: #fff;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.08em;
}
.button.danger {
  background: #111;
  color: #fff;
}
.main { padding: 14px; }
.panel {
  border: 2px solid var(--line);
  background: var(--panel);
  padding: 12px;
  margin-bottom: 12px;
  box-shadow: 6px 6px 0 #111;
}
.panel.nested { box-shadow: none; margin-top: 12px; }
.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 12px; }
.split.triple { grid-template-columns: repeat(3, 1fr); }
.grid.stats { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.stat { border: 2px solid var(--line); padding: 10px; text-transform: uppercase; }
.stat span { display: block; font-size: 22px; font-weight: 800; }
.dense-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.dense-table th, .dense-table td { border: 1px solid var(--line); padding: 6px; vertical-align: top; text-align: left; }
.dense-table th { text-transform: uppercase; font-size: 10px; letter-spacing: 0.08em; }
.field, label { display: flex; flex-direction: column; gap: 3px; }
.filter-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; align-items: end; }
.stack { display: flex; flex-direction: column; gap: 8px; }
input, select, textarea {
  width: 100%;
  border: 2px solid var(--line);
  padding: 7px;
  background: #fff;
  font: inherit;
}
.tox-tinymce {
  border: 2px solid var(--line) !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}
.tox .tox-toolbar,
.tox .tox-toolbar__primary,
.tox .tox-editor-header {
  background: #fff !important;
}
.tox .tox-edit-area__iframe {
  background: #fff !important;
}
.mce-content-body img.centered {
  display: block;
  margin: 0 auto;
}
.mce-content-body img.left {
  float: left;
  margin: 0 16px 8px 0;
}
.mce-content-body img.right {
  float: right;
  margin: 0 0 8px 16px;
}
.meta-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 12px; }
.meta-grid strong { display: block; text-transform: uppercase; font-size: 10px; margin-bottom: 2px; }
.note-block { border: 1px solid var(--line); padding: 8px; min-height: 80px; white-space: pre-wrap; }
.button-row { display: flex; justify-content: space-between; gap: 8px; align-items: center; margin-bottom: 8px; }
.muted { color: var(--muted); }
.message { border: 2px solid var(--line); background: #fff; padding: 8px; margin-bottom: 8px; }
.auth-panel { max-width: 420px; margin: 10vh auto; }

@media (max-width: 1100px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; border-right: 0; border-bottom: 2px solid var(--line); }
  .split, .split.triple, .grid.stats, .filter-grid, .meta-grid { grid-template-columns: 1fr; }
}